package com.itheima.d1_inner_class1;

public class Person {
    public int y = 10;
    public class yaozi{
        public int y = 20;
        public void test(){
            int y = 30;
            System.out.println(y);
            System.out.println(this.y);
            System.out.println(Person.this.y);
        }
    }
}
